NetAcad Modules 1-3 Exam

IANA

This organization is responsible for overseeing and managing IP address allocation, domain name management, and protocol identifiers.

ISO

This organization is the largest developer of international standards in the world for a wide variety of products and services. It is known for its Open Systems Interconnection (OSI) reference model.

ISOC

This organization promotes the open development, evolution, and use of the internet throughout the world.

Passwords can be used to restrict access to all or parts of the Cisco IOS. Select the modes and interfaces that can be protected with passwords. (Choose three.)

VTY interface Console interface Privliged EXEC mode

In the show running-config command, which part of the syntax is represented by running-config ?

a keyword

privileged EXEC mode

accessed by entering the enable command identified by a prompt ending with the # character

Global Configuration Mode

changes made affect the operation of the device as a whole accessed by entering the configure terminal command

What process involves placing one PDU inside of another PDU?

encapsulation

What term describes a network owned by one organization that provides safe and secure access to individuals who work for a different organization?

extranet

What layer is responsible for routing messages through an internetwork in the TCP/IP model?

internet

user EXEC mode

limited number of basic monitoring commands the first entrance into the CLI of an IOS device

What command is used to verify the condition of the switch interfaces, including the status of the interfaces and a configured IP address?

show ip interface brief

What two criteria are used to help select a network medium from various network media? (Choose two.)

the environment where the selected medium is to be installed the distance the selected medium can successfully carry a signal

Why would a Layer 2 switch need an IP address?

to enable the switch to be managed remotely

An administrator uses the Ctrl-Shift-6 key combination on a switch after issuing the ping command. What is the purpose of using these keystrokes?

to interrupt the ping process

Which statement describes the use of powerline networking technology?

A device connects to an existing home LAN using an adapter and an existing electrical outlet.

Which device performs the function of determining the path that messages should take through internetworks?

A router

Which two OSI model layers have the same functionality as a single layer of the TCP/IP model? (Choose two.)

Data link Physical

A web client is receiving a response for a web page from a web server. From the perspective of the client, what is the correct order of the protocol stack that is used to decode the received transmission?

Ethernet, IP, TCP, HTTP

What method can be used by two computers to ensure that packets are not dropped because too much data is being sent too quickly?

Flow control

What are three characteristics of an SVI? (Choose three.)

It is not associated with any psychical interface on a switch It provides a means to remotely manage a switch It is associated with VLAN1 by default

At which layer of the OSI model would a logical address be added during encapsulation?

Network

At which OSI layer is a source IP address added to a PDU during the encapsulation process?

Network layer

Which two host names follow the guidelines for naming conventions on Cisco IOS devices? (Choose two.)

RM-3-Switch-2A4 SwBranch799

Which method allows a computer to react accordingly when it requests data from a server and the server takes too long to respond?

Response timeout

How is SSH different from Telnet?

SSH provides security to remote sessions by encrypting messages and using user authentication. Telnet is considered insecure and sends messages in plaintext.

A networking technician is working on the wireless network at a medical clinic. The technician accidentally sets up the wireless network so that patients can see the medical records data of other patients. Which of the four network characteristics has been violated in this situation?

Security

What happens FOURTH when a telnet message is being prepared to be sent?

The Ethernet header is added

What happens THIRD when a telnet message is being prepared to be sent?

The IP header is added

Which interface allows remote management of a Layer 2 switch?

The Switch Virtual Interface (SVI)

What happens SECOND when a telnet message is being prepared to be sent?

The TCP header is added.

What happens FIRST when a telnet message is being prepared to be sent?

The Telnet-formatted data is provided to the next layer.

What are two characteristics of RAM on a Cisco device? (Choose two.)

The configuration that is actively running on the device is stored in RAM The contents of RAM are lost during a power cycle

After making configuration changes on a Cisco switch, a network administrator issues a copy running-config startup-config command. What is the result of issuing this command?

The new configuration will be loaded if the switch is restarted.

What is a characteristic of multicast messages?

They are sent to a select group of hosts.